CN218407343U

CN218407343U - Portable drill rod device

Info

Publication number: CN218407343U
Application number: CN202223088724.5U
Authority: CN
Inventors: 董伟; 雷宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-01-31
Anticipated expiration: 2032-11-21

Abstract

The utility model provides a portable drill rod device, which comprises a drill rod body, wherein one end of the drill rod body is fixedly connected with a convex sub-joint end, and the other end of the drill rod body is rotatably connected with a female joint end matched with the sub-joint end; an external thread joint is arranged at one end of the sub-joint end; an internal thread interface matched with the external thread joint is arranged on the circumferential inner wall of the female joint end; the inner circumferential wall of one end, close to the female joint end, of the female joint end is provided with annular bayonets in an annular array manner; a plurality of through openings are formed in an annular array manner on the inner wall of the circumference of one end, close to the sub-joint end, of the sub-joint end, and a connection reinforcing part is arranged on the inner wall of each through opening; connect reinforcement portion including fixed connection in the metal lath of opening one side inner wall, be fixed in the connecting block of metal lath one end, be fixed in the ejector pin of a connecting block side. The utility model provides the high firm in connection nature of two drilling rod bodies prevents that both from appearing breaking away from the phenomenon, and the dismouting is convenient.

Description

Portable drill rod device

Technical Field

The utility model relates to a drilling rod technical field, in particular to portable drilling rod device.

Background

Drill rods, which are the most commonly used drilling tools, are widely used in the field of oil exploration and drilling, and a drilling machine is used for driving the drill rods to rotate at a high speed so as to explore underground oil. The purpose of the drill pipe is to carry drilling mud to the drill bit and, together with the drill bit, raise, lower or rotate the bottom hole assembly. Under normal geological conditions, the drilling depth of oil can reach thousands of meters, and in special areas can reach thousands of meters, so that the drill pipe for oil drilling is usually longer, and the drill pipe can be connected with the increase of the drilling depth. Because the drill rod is too long and is inconvenient to transport and store, the detachable drill rod is generally adopted, namely a plurality of sections of support rods are connected to form a long drill rod, the drill rod is connected when in use, and the drill rod is disassembled into a plurality of support rods for storage and transportation when not in use, so that higher requirements are provided for the connection stability of the support rods.

At present, drill rod ends on the market are only connected through threads, so that the problem that two groups of drill rod ends are separated due to loose connection frequently occurs in use, and the exploration quality is influenced. To this end, a portable drill rod device is proposed.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a portable drill rod assembly to solve or alleviate the technical problems in the prior art, and at least provide a useful choice.

The utility model discloses technical scheme is so realized: a portable drill rod device comprises a drill rod body, wherein one end of the drill rod body is fixedly connected with a convex sub joint end, and the other end of the drill rod body is rotatably connected with a female joint end matched with the convex sub joint end; an external thread joint is arranged at one end of the sub-joint end; the inner circumferential wall of the female joint end is provided with an internal thread interface matched with the external thread joint; the inner circumferential wall of one end, close to the female joint end, of the female joint end is provided with annular bayonets in an annular array manner; the inner wall of the circumference of the sub-joint end, which is close to one end, is provided with a plurality of openings in an annular array manner, and the inner wall of each opening is provided with a connection reinforcing part.

In some embodiments, the connection reinforcing part comprises a metal strip fixedly connected to the inner wall of one side of the through opening, a connecting block fixed at one end of the metal strip, an ejector rod fixed at one side of the connecting block, and a top plate connected to one end of the ejector rods, and the connecting block and the inner wall of the through opening form a sliding fit.

In some embodiments, the ejector rod is inserted into the inner wall of the sub-joint end.

In some embodiments, the same resilient member is secured to opposite sides of the metal slats and the connecting blocks.

In some embodiments, a ferrule is slidably attached to an inner wall of one end of the female connector end.

In some embodiments, the inner wall of the female joint end is provided with an oil cavity, and the circumferential outer wall of the female joint end is provided with a lock sealing head.

In some embodiments, an iron block is fixed to one end face of the female connector end.

In some embodiments, a suction block is fixed to one end of the sub-joint end.

The embodiment of the utility model provides a owing to adopt above technical scheme, it has following advantage:

1. through being provided with connection reinforcement portion and annular bayonet socket, along with in the slow screw in internal thread connection of external thread joint, external thread joint one end contacts gradually and props the roof and moves backward, promote through the ejector pin and make the sheet metal strip receive extrusion deformation, become the hunch form by the straight line, and during the sheet metal strip receives extrusion deformation, the sheet metal strip of hunch can be in the annular bayonet socket of crowded income under external thread joint's drive, until in the female joint end of complete screw in of sub-joint end, make both tight silk seamless in surface, external thread joint's the one end this moment also just in time butt in outstanding lasso one end, utilize the lasso to remain the butt throughout to the roof, so that the sheet metal strip is in the annular bayonet socket all the time, thereby improve the firm in connection nature of two drilling rod bodies, prevent both to appear breaking away from the phenomenon, the dismouting is convenient.

2. When the ends of the two drill rod bodies are in butt joint, particularly after the sub-joint end on the next drill rod body is completely screwed into the female joint end on the previous drill rod body, at the moment, the adsorption block on the sub-joint end is firmly adsorbed and fixed with the iron block on the female joint end, so that the connection tightness between the two drill rod bodies is improved.

3. After being aligned in an end-to-end mode, the two drill rod bodies are only rotated to the female joint end, so that the male joint end can be slowly screwed into the female joint end through the male joint on the female joint end, manpower is saved, the multiple drill rod bodies are integrally assembled, the operation is simple, time is saved, and the sectional type connecting structure is convenient to carry, operate and the like.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a structural view of the female connector end of the present invention;

FIG. 3 is a view showing the structure of the sub-joint end of the present invention;

FIG. 4 is a structural view of the metal lath supporting structure of the present invention;

fig. 5 is a structure diagram of the connection state of the drill rods of the present invention.

Reference numerals are as follows: 1-drill rod body, 2-sub joint end, 201-external thread joint, 202-ejector rod, 203-through port, 204-top plate, 205-metal lath, 206-elastic piece, 207-connecting block, 3-female joint end, 301-bayonet, 302-internal thread interface, 4-lock head, 401-ferrule, 5-iron block and 501-adsorption block.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-5, the embodiment of the present invention provides a portable drill rod device, which includes a drill rod body 1, wherein one end of the drill rod body 1 is fixedly connected with a sub-joint end 2 integrated with the drill rod body 1; the other end of the drill rod body 1 is rotatably connected with a female joint end 3 matched with the male joint end 2; the female joint end 3 of a next drill rod body 1 is sleeved on the male joint end 2 of a previous drill rod body 1, and the male joint end 2 is connected with the female joint end 3 in a sealing mode, so that the plurality of drill rod bodies 1 are assembled into a whole, and the sectional type connecting structure is convenient to carry, operate and the like.

In one embodiment, the sub joint end 2 is in a 'convex' shape, and one end of the sub joint end 2 is provided with an external thread joint 201; the inner circumferential wall of the female joint end 3 is provided with an internal thread interface 302 matched with the external thread joint 201; after two drill rod bodies 1 are aligned in an end-to-end mode, the female joint end 3 is only rotated, so that the male joint end 2 can be slowly screwed into the female threaded connector 302 in the female joint end 3 through the male connector 201 on the male joint end, the fastening connection of the ends of the two drill rod bodies 1 is further completed, and manpower is saved.

In one embodiment, as shown in fig. 1 and fig. 3-5, the inner circumferential wall of the female connector end 3 near one end is provided with annular bayonets 301 in an annular array; a plurality of through holes 203 are formed in an annular array manner on the inner wall of the circumference of one end, close to one end, of the sub-joint end 2, a metal lath 205 is fixedly connected to the inner wall of one side of each through hole 203, a connecting block 207 which is in sliding fit with the inner wall of each through hole 203 is fixed to one end of each metal lath 205, an ejector rod 202 inserted into the inner wall of the sub-joint end 2 is fixed to one side of each connecting block 207, and one end of each ejector rod 202 is welded with one top plate 204; as the external thread connector 201 is slowly screwed into the internal thread connector 302, one end of the external thread connector 201 gradually contacts and props the top plate 204 to move backwards, the metal strip 205 is extruded and deformed by being pushed by the ejector rod 202, and becomes arched from a straight line as shown in fig. 4, and during the extrusion and deformation of the metal strip 205, the arched metal strip 205 is extruded into the annular bayonet 301 under the driving of the external thread connector 201 until the sub-connector end 2 is completely screwed into the female connector end 3, so that the surfaces of the sub-connector end 2 and the female connector end 3 are seamless, as shown in fig. 5, one end of the external thread connector 201 is just abutted against one end of the protruding ferrule 401, and the top plate 204 is always abutted by the ferrule 401, so that the metal strip 205 is always positioned in the annular bayonet 301, and the connection tightness between the sub-connector end 2 and the female connector end 3 is improved.

In one embodiment, as shown in fig. 1-2 and 4, a ferrule 401 is slidably attached to an inner wall of one end of the female connector end 3; an oil cavity communicated with one side of the ferrule 401 is formed in the inner wall of the female joint end 3, and a locking head 4 used for blocking the oil cavity is connected to the circumferential outer wall of the female joint end 3 through threads; after the lock head 4 is screwed out, liquid is filled into the oil cavity, so that the hydraulic jacking ferrule 401 slides in the female joint end 3 to protrude out of the female joint end 3, as shown in fig. 2, and therefore, one end of the top plate 204 can be prevented from directly abutting against one end of the internal thread connector 302, a certain gap is left between the two ends, and the gap can be 1-3 times the thickness of the top plate 204 for facilitating the disassembly and the disassembly of the sub-joint end 2 and the female joint end 3.

Furthermore, the same elastic element 206 is fixed on the opposite side surfaces of the metal lath 205 and the connecting block 207, and the elastic element 206 may be made of elastic material such as a spring; when the drill rod needs to be disassembled, liquid is pumped out of the oil cavity, then the top plate 204 extends under the elastic reset of the elastic pieces 206, the ferrule 401 is pushed forwards to be reset in the female joint end 3, the metal strip 205 can also extend under the elastic drive and does not arch up, and therefore the female joint end 3 is rotated in the opposite direction, the two drill rod bodies 1 can be disassembled and disassembled conveniently.

The utility model discloses at the during operation, fill into liquid in the oil cavity after unscrewing the tapered end 4 for hydraulic pressure shore ring 401 slides outstanding female joint end 3 in female joint end 3. During assembly, after the two drill rod bodies 1 are aligned end to end, only the female joint end 3 is rotated, so that the male joint end 2 is slowly screwed into the female connector 302 in the female joint end 3 through the male connector 201 thereon, one end of the male connector 201 gradually contacts and supports the top plate 204 to move backwards, the metal strip 205 is pushed by the ejector rod 202 to deform, and is changed from a straight line to an arched shape, as shown in fig. 4, during the extrusion deformation of the metal strip 205, the arched metal strip 205 is pushed into the annular bayonet 301 under the driving of the male connector 201 until the male joint end 2 is completely screwed into the female joint end 3, so that the surfaces of the two are tight and seamless, as shown in fig. 5, one end of the male connector 201 is also just abutted against one end of the protruding ferrule 401, and the top plate 204 is always abutted by the ferrule 401, so that the metal strip 205 is always located in the annular bayonet 301. When the drill rod body 1 needs to be disassembled, liquid is pumped out of the oil cavity, then the top plate 204 extends under the elastic reset of the elastic pieces 206, the ferrule 401 is pushed forwards to reset in the female joint end 3, at the moment, the metal strip 205 also extends under the elastic drive and does not arch, and then the female joint end 3 is rotated in the opposite direction, so that the two drill rod bodies 1 can be disassembled and disassembled.

Example 2

A portable drill rod device, as shown in fig. 2-3, in order to further improve the tightness of the connection between two drill rod bodies 1; the present embodiment is improved based on embodiment 1 as follows: an iron block 5 is fixed on one end face of the female joint end 3; an adsorption block 501 is fixed at one end of the sub-joint end 2, preferably, the adsorption block 501 can be made of magnet and other materials; when the ends of two drill rod bodies 1 are butted, particularly after the sub-joint end 2 on the next drill rod body 1 is completely screwed into the female joint end 3 on the previous drill rod body 1, at the moment, the adsorption block 501 on the sub-joint end 2 is firmly adsorbed and fixed with the iron block 5 on the female joint end 3, so that the connection tightness between the two drill rod bodies 1 is improved.

The utility model discloses at the during operation, after in the female joint end 3 on the preceding drilling rod body 1 of the complete screw in of the sub-joint end 2 on two 1 ends butt joints of drilling rod body especially back drilling rod body 1, at this moment, the absorption piece 501 on the sub-joint end 2 firmly adsorbs fixedly with the iron plate 5 on the female joint end 3 to improve the fastening nature of connecting between two drilling rod bodies 1.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A portable drill rod device, includes drill rod body (1), its characterized in that: one end of the drill rod body (1) is fixedly connected with a convex sub-joint end (2), and the other end of the drill rod body (1) is rotatably connected with a female joint end (3) matched with the sub-joint end (2); one end of the sub-joint end (2) is provided with an external thread joint (201); an internal thread interface (302) matched with the external thread joint (201) is arranged on the circumferential inner wall of the female joint end (3); the inner wall of the circumference of the female joint end (3) close to one end is provided with annular bayonets (301) in an annular array manner; the inner wall of the circumference of the sub-joint end (2) close to one end is provided with a plurality of through holes (203) in an annular array manner, and the inner wall of each through hole (203) is provided with a connection reinforcing part.

2. A portable drill rod assembly as claimed in claim 1, wherein: connect reinforcement portion including fixed connection in metal lath (205) of opening (203) one side inner wall, be fixed in connecting block (207) of metal lath (205) one end, be fixed in ejector pin (202) of connecting block (207) one side, connect in roof (204) of a plurality of ejector pins (202) one end, and connecting block (207) and opening (203) inner wall form sliding fit.

3. A portable drill rod assembly as claimed in claim 2, wherein: the ejector rod (202) is inserted into the inner wall of the sub-joint end (2).

4. A portable drill rod assembly as claimed in claim 3, wherein: the same elastic piece (206) is fixed on the opposite side surfaces of the metal lath (205) and the connecting block (207).

5. A portable drill rod assembly as claimed in claim 1, wherein: and a ferrule (401) is connected to the inner wall of one end of the female joint end (3) in a sliding manner.

6. The portable drill rod assembly of claim 5, wherein: an oil cavity is formed in the inner wall of the female joint end (3), and a lock sealing head (4) is arranged on the circumferential outer wall of the female joint end (3).

7. A portable drill rod assembly as claimed in claim 1, wherein: an iron block (5) is fixed on one end face of the female joint end (3).

8. The portable drill rod assembly as recited in claim 7, wherein: and an adsorption block (501) is fixed at one end of the sub-joint end (2).